Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
ho chieu » theo chieu, doi chieu, mot chieu
trinh va » trinh van, trinh vat, trinh ve
cong tam » cong tac, cong nam, dong tam
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) sang - hanh trinh va nhung ((cong tam) OR (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sang - hanh trinh va nhung ((cong tam) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) sang - hanh trinh va nhung ((cong tam) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sang - hanh trinh va nhung ((cong tam) OR (cong tan)) toan ban*.